#undef TRACE_SYSTEM
#define TRACE_SYSTEM vfs

#include <linux/module.h>

#if !defined(_TRACE_VFS_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_VFS_H

/*
* Tracepoint for dirtying an inode:
*/
TRACE_EVENT(dirty_inode,

TP_PROTO(struct inode *inode, struct task_struct *task),

TP_ARGS(inode, task),

TP_STRUCT__entry(
__array( char, comm, TASK_COMM_LEN )
__field( pid_t, pid )
__array( char, dev, 16 )
__array( char, file, 32 )
),

TP_fast_assign(
if (inode->i_ino || strcmp(inode->i_sb->s_id, "bdev")) {
struct dentry *dentry;
const char *name = "?";

dentry = d_find_alias(inode);
if (dentry) {
spin_lock(&dentry->d_lock);
name = (const char *) dentry->d_name.name;
}

memcpy(__entry->comm, task->comm, TASK_COMM_LEN);
__entry->pid = task->pid;
strlcpy(__entry->file, name, 32);
strlcpy(__entry->dev, inode->i_sb->s_id, 16);

if (dentry) {
spin_unlock(&dentry->d_lock);
dput(dentry);
}
}
),

TP_printk("task=%i (%s) file=%s dev=%s",
__entry->pid, __entry->comm, __entry->file, __entry->dev)
);

#endif /* _TRACE_VFS_H */

/* This part must be outside protection */
#include <trace/define_trace.h>